The highest concentration of petroglyph sites in Gold Butte National Monument, plus an improbable early 20th-century dam.

A mysterious castle built as a monument to lost love.

This simple highway curve has become a comedic pilgrimage site.

This long line of cement defensive wedges is named after the famous chocolate bar for obvious reasons.

See the rare bloom of the "Queen of the Night" cactus at one of the world's largest succulent collections.

The tallest outdoor elevator in Europe rockets passengers on a dizzyingly precarious ride to the top of a mountain.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

Semi-recognized center of the world, with many oddities.

This oasis-like spring in the Sonoran Desert is home to unique, endangered species.

Since World War II people have been decorating this stretch of the Yuma desert with signatures arranged out of rocks.

The decaying ruins of a failed mining company’s water diversion project cling to the side of a desert canyon.

Every year, festive decorations appear on this juniper tree located in the median strip of a busy highway.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

Don't blink or you'll miss it.

The "Fun Spot of the Desert" is now a haunting ruin, and a reminder that putting a water park in a desert is a bad idea.

An enormous illuminated figure dances on the Las Vegas strip.

This ancient trail has claimed the lives of over 2,000 people.

An Ethiopian "Jerusalem" featuring a church hewn out of a single rock.

Hundreds of hidden passageways weave through the old quarters of Lyon.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.

Before the electric telegraph, a chain of stone towers carried messages across France.

An exquisite tunnel of cascading flowers.

A castle built by an eccentric medieval enthusiast in rural Ohio.

On the Oregon coast there is a natural hole that seems to be draining the sea.